53 lines
1.3 KiB
TypeScript
53 lines
1.3 KiB
TypeScript
import type { SaveSceneDocumentDraftResult } from "./local-draft-storage";
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export interface EditorAutosaveControllerOptions {
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debounceMs?: number;
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onComplete?: (result: SaveSceneDocumentDraftResult) => void;
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saveDraft: () => SaveSceneDocumentDraftResult;
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}
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export class EditorAutosaveController {
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private readonly debounceMs: number;
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private readonly onComplete: ((result: SaveSceneDocumentDraftResult) => void) | undefined;
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private readonly saveDraft: () => SaveSceneDocumentDraftResult;
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private timeoutId: number | null = null;
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constructor(options: EditorAutosaveControllerOptions) {
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this.debounceMs = options.debounceMs ?? 200;
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this.onComplete = options.onComplete;
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this.saveDraft = options.saveDraft;
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}
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schedule() {
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this.clearPendingTimeout();
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this.timeoutId = window.setTimeout(() => {
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this.timeoutId = null;
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this.runSave();
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}, this.debounceMs);
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}
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flush(): SaveSceneDocumentDraftResult {
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this.clearPendingTimeout();
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return this.runSave();
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}
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dispose() {
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this.clearPendingTimeout();
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}
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private clearPendingTimeout() {
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if (this.timeoutId === null) {
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return;
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}
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window.clearTimeout(this.timeoutId);
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this.timeoutId = null;
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}
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private runSave(): SaveSceneDocumentDraftResult {
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const result = this.saveDraft();
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this.onComplete?.(result);
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return result;
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}
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}
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